21382016067

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{3677}}^1$

素因数の和:3850

約数の個数: 80

約数和(自身を含む): 34990667712

約数和(自身を除く): 13608651645

約数列:

[1, 3, 9, 17, 27, 41, 51, 81, 103, 123, 153, 309, 369, 459, 697, 927, 1107, 1377, 1751, 2091, 2781, 3321, 3677, 4223, 5253, 6273, 8343, 11031, 12669, 15759, 18819, 33093, 38007, 47277, 56457, 62509, 71791, 99279, 114021, 141831, 150757, 187527, 215373, 297837, 342063, 378731, 452271, 562581, 646119, 1136193, 1356813, 1687743, 1938357, 2562869, 3408579, 4070439, 5063229, 5815071, 6438427, 7688607, 10225737, 12211317, 15527971, 19315281, 23065821, 30677211, 46583913, 57945843, 69197463, 139751739, 173837529, 207592389, 263975507, 419255217, 521512587, 791926521, 1257765651, 2375779563, 7127338689, 21382016067]

約数ペア:

[(1, 21382016067), (3, 7127338689), (9, 2375779563), (17, 1257765651), (27, 791926521), (41, 521512587), (51, 419255217), (81, 263975507), (103, 207592389), (123, 173837529), (153, 139751739), (309, 69197463), (369, 57945843), (459, 46583913), (697, 30677211), (927, 23065821), (1107, 19315281), (1377, 15527971), (1751, 12211317), (2091, 10225737), (2781, 7688607), (3321, 6438427), (3677, 5815071), (4223, 5063229), (5253, 4070439), (6273, 3408579), (8343, 2562869), (11031, 1938357), (12669, 1687743), (15759, 1356813), (18819, 1136193), (33093, 646119), (38007, 562581), (47277, 452271), (56457, 378731), (62509, 342063), (71791, 297837), (99279, 215373), (114021, 187527), (141831, 150757)]